Finding the Fourth Proportional to 832,311.04, 1,148,466.06 and 505,454.08
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Solution
The fourth proportional to 832,311.04, 1,148,466.06 and 505,454.08 is: 697,451.83
Step by Step Solution
- Step 1: Write the proportion equation
832,311.04 : 1,148,466.06 = 505,454.08 : x - Step 2: Convert to fraction form
832,311.04/1,148,466.06 = 505,454.08/x - Step 3: Cross multiply
832,311.04x = 1,148,466.06 × 505,454.08 - Step 4: Simplify right side
832,311.04x = 580,496,855,768.53 - Step 5: Solve for x
x = 580,496,855,768.53/832,311.04 - Step 6: Final answer
x = 697,451.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.